Backend Engineer - .NET / Azure / Event-Driven Architecture | London, UK

£500 TO 600 GBP Remote WORKING Type: Contract Backend Engineer

- .NET / Azure / Event-Driven Architecture Contract: 6 months Day Rate: Up to £600per day, Inside IR35 Working Arrangement: Remote-first, with occasional flexibility required Security Clearance: Active SC clearance required The Opportunity We are seeking an experienced Backend Engineer to take a technical lead role within a development pod, delivering robust backend solutions using modern distributed systems and event-driven architecture. You will specialise in designing and developing CQRS-based systems, helping shape technical approaches and ensuring high-quality backend delivery within a collaborative engineering environment. This is an opportunity for a hands-on engineer with strong architectural knowledge and practical development experience to contribute to complex, secure technology solutions. Key Responsibilities • Act as the technical lead for backend development within a delivery pod. • Design and develop event-driven, distributed backend systems. • Implement and maintain CQRS-based architectures. • Apply event sourcing principles where appropriate. • Develop and integrate APIs to support reliable system communication. • Build and maintain solutions using C#/.NET and Azure technologies. • Work with Azure Service Bus to support event-driven messaging and integration. • Contribute to technical design decisions, coding standards and engineering best practices. • Collaborate with other engineers and stakeholders to deliver scalable, maintainable solutions.Essential Skills and Experience • CQRS: Strong practical experience designing and implementing CQRS-based systems. • C#/.NET: Proven backend development experience, preferably using C# and .NET. • Event-driven architecture: Experience building systems based on events and asynchronous messaging. • Event sourcing: Understanding and practical experience of event-sourced systems. • Azure Service Bus: Experience implementing messaging and integration patterns. • API development: Experience designing and developing backend APIs. • Distributed systems: Understanding of distributed architectures, reliability and system integration. • Azure: Experience developing and deploying solutions within Microsoft Azure. • Technical leadership: Ability to guide backend development and contribute to technical decisions within a delivery team. • Security clearance: Must hold active SC clearance.Java developers with strong, demonstrable CQRS and event-driven architecture experience may also be considered, although C#/.NET is preferred. Contract Details • Six-month initial contract. • Inside IR35, with flexibility for candidates offering the full range of required skills. • Remote-first working, with occasional flexibility required. • Active SC clearance is essential.If you have strong CQRS experience and enjoy leading hands-on backend development within distributed, event-driven environments, we'd be keen to hear from you.